Glass shade



FIG. 1 is a perspective view of a glass shade showing my new design;

FIG. 2 is a front elevational view of the glass shade, the rear, right and left side elevational views being identical;

FIG. 3 is a top plan view of the glass shade; and,

FIG. 4 is a bottom plan view of the glass shade. 

I claim the ornamental design for a glass shade, as shown and described. 